1
Chandrakant M Yagnik, Blake E Heimbecker: Switch controlled, zone-type heating cable and method. Thermon Manufacturing Company, Pravel Hewitt Kimball & Krieger, April 30, 1996: US05512732 (272 worldwide citation)

A parallel, zone-type heating cable wherein thermally-controlled ferrite reed switches in each zone regulate current flow to heating elements aligned in parallel with each other. Two parallel conductors deliver current to the switches and the heating elements. A dielectric insulation material separa ...


2
Chandrakant M Yagnik, David C Goss: Reduced resistance skin effect heat generating system. Thermon Manufacturing Company, Pravel Gambrell Hewitt & Kimball, February 24, 1987: US04645906 (184 worldwide citation)

A skin effect heat generating pipe for use with a low frequency alternating current source includes a ferromagnetic pipe (e.g., steel) having thickness substantially greater than the penetration depth of the current of the frequency of the power source. A shunt conductor in the form of an electrical ...


3
David C Goss, Chandrakant M Yagnik: Flexible electric heating pad using PTC ceramic thermistor chip heating elements. Thermon Manufacturing Company, Pravel Gambrell Hewitt Kimball & Krieger, June 26, 1990: US04937435 (22 worldwide citation)

A flexible electric heating pad has a plurality of positive temperature coefficient (PTC) ceramic thermistor chip heating elements arranged in a two dimensional array between first and second flexible planar sheets of electrically conductive material, preferably woven of copper wire or other electri ...


4
David C Goss, Chandrakant M Yagnik: Elongated parallel, constant wattage heating cable. Thermon Manufacturing Company, Pravel Gambrell Hewitt Kimball & Krieger, March 22, 1988: US04733059 (13 worldwide citation)

A parallel, zoned heating cable wherein parallel electrical conductors are spaced outwardly from a central heating element preferably formed of a fibrous material containing carbon or graphite or coated with a conductive polymer. Heat conducting dielectric members are preferably located between the ...


5
Chandrakant M Yagnik, Roy E Barth, R Knox Pitzer: Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof. Thermon Manufacturing Company, Akin Gump Strauss Hauer & Feld, July 13, 2004: US06762395 (11 worldwide citation)

A heat transfer material comprised of a polymeric material and a nitride or oxide is provided and is thermally conductive, but electrically non-conductive. The polymeric material may be silicone rubber, and the nitride or oxide may be aluminum nitride, boron nitride, silicon nitride, aluminum oxide ...


6
Chandrakant M Yagnik, Roy E Barth, R Knox Pitzer: Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof. Thermon Manufacturing Company, Akin Gump Strauss Hauer & Feld, June 25, 2002: US06410893 (9 worldwide citation)

A heat transfer material comprised of a polymeric material and a nitride or oxide is provided and is thermally conductive, but electrically non-conductive. The polymeric material may be silicone rubber, and the nitride or oxide may be aluminum nitride, boron nitride, silicon nitride, aluminum oxide ...


7
Chandrakant M Yagnik, Roy E Barth, R Knox Pitzer: Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof. Thermon Manufacturing Company, Akin Gump Strauss Hauer & Feld, January 22, 2008: US07321107 (8 worldwide citation)

A heat transfer material comprised of a polymeric material and a nitride or oxide is provided and is thermally conductive, but electrically non-conductive. The polymeric material may be silicone rubber, and the nitride or oxide may be aluminum nitride, boron nitride, silicon nitride, aluminum oxide ...


8
David C Goss, Chandrakant M Yagnik: Flexible, elongated thermistor heating cable. Thermon Manufacturing Company, Pravel Gambrell Hewitt Kimball & Krieger, December 27, 1988: US04794229 (6 worldwide citation)

A flexible heating cable using positive temperature coefficient thermistors as a primary heat source with the thermistors being electrically and mechanically connected to substantially flat, preferably braided, electrical conductors with dielectric material preferably separating the conductors. A co ...


9
Chandrakant M Yagnik, Roy E Barth, R Knox Pitzer: Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof. Thermon Manufacturing Company, Akin Gump Strauss Hauer & Feld, March 31, 2005: US20050067403-A1

A heat transfer material comprised of a polymeric material and a nitride or oxide is provided and is thermally conductive, but electrically non-conductive. The polymeric material may be silicone rubber, and the nitride or oxide may be aluminum nitride, boron nitride, silicon nitride, aluminum oxide ...


10
Chandrakant M Yagnik, Roy E Barth, R Knox Pitzer: Thermally-conductive, electrically non-conductive heat transfer material and articles made thereof. Thermon Manufacturing Company a Texas corporation, Akin Gump Strauss Hauer & Feld, February 20, 2003: US20030034344-A1

A heat transfer material comprised of a polymeric material and a nitride or oxide is provided and is thermally conductive, but electrically non-conductive. The polymeric material may be silicone rubber, and the nitride or oxide may be aluminum nitride, boron nitride, silicon nitride, aluminum oxide ...